20786038

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6011}}^1$

素因数の和:6052

約数の個数: 32

約数和(自身を含む): 40400640

約数和(自身を除く): 19614602

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 6011, 12022, 42077, 78143, 84154, 114209, 156286, 228418, 547001, 799463, 1094002, 1484717, 1598926, 2969434, 10393019, 20786038]

約数ペア:

[(1, 20786038), (2, 10393019), (7, 2969434), (13, 1598926), (14, 1484717), (19, 1094002), (26, 799463), (38, 547001), (91, 228418), (133, 156286), (182, 114209), (247, 84154), (266, 78143), (494, 42077), (1729, 12022), (3458, 6011)]